21064444643061888

Names of 21064444643061888

• Cardinal: 21064444643061888 can be written as Twenty-one quadrillion, sixty-four trillion, four hundred forty-four billion, six hundred forty-three million, sixty-one thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1064444643061888 × 10¹⁶

Factors of 21064444643061888

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3727

Divisors of 21064444643061888

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 163 192 326 384 489 652 978 1304 1956 2608 3559 3912 5216 7118 7824 10432 10677 14236 15648 20864 21354 26569 28472 31296 42708 53138 56944 62592 79707 85416 106276 113888 159414 170832 212552 227776 318828 341664 425104 455552 580117 637656 683328 850208 1160234 1275312 1366656 1700416 1740351 2320468 2550624 3400832 3480702 4330747 4640936 5101248 6961404 8661494 9281872 10202496 12666481 12992241 13922808 17322988 18563744 25332962 25984482 27845616 34645976 37127488 37999443 50665924 51968964 55691232 69291952 74254976 75998886 94559071 101331848 103937928 111382464 138583904 151997772 189118142 202663696 207875856 222764928 277167808 283677213 303995544 378236284 405327392 415751712 554335616 567354426 607991088 756472568 810654784 831503424 1134708852 1215982176 1512945136 1621309568 1663006848 2064636403 2269417704 2431964352 3025890272 4129272806 4538835408 4863928704 6051780544 6193909209 8258545612 9077670816 12103561088 12387818418 15413128573 16517091224 18155341632 24775636836 30826257146 33034182448 36310683264 46239385719 49551273672 61652514292 66068364896 92478771438 99102547344 123305028584 132136729792 184957542876 198205094688 246610057168 264273459584 336535733689 369915085752 396410189376 493220114336 673071467378 739830171504 792820378752 986440228672 1009607201067 1346142934756 1479660343008 1972880457344 2019214402134 2692285869512 2959320686016 4038428804268 5384571739024 5918641372032 8076857608536 10769143478048 16153715217072 21538286956096 32307430434144 43076573912192 54855324591307 64614860868288 109710649182614 129229721736576 164565973773921 219421298365228 329131947547842 438842596730456 658263895095684 877685193460912 1316527790191368 1755370386921824 2633055580382736 3510740773843648 5266111160765472 7021481547687296 10532222321530944 21064444643061888
• Sum of all divisors σ(n): 56313639261813600
• Sum of proper divisors (its aliquot sum) s(n): 35249194618751712
• 21064444643061888 is an abundant number, because the sum of its proper divisors (35249194618751712) is greater than itself. Its abundance is 14184749975689824

Bases of 21064444643061888

• Binary: 1001010110101100000000000110100010101110011000010000000₂
• Hexadecimal: 0x4AD60034573080
• Base-36: 5REQ0A0MVEO

Squares and roots of 21064444643061888

• 21064444643061888 squared (21064444643061888²) is 443710828120618670149135798124544
• 21064444643061888 cubed (21064444643061888³) is 9346522176473920079999476422142270023892123779072
• The square root of 21064444643061888 is 145135952.2760018549
• The cube root of 21064444643061888 is 276174.3483020573

Scales and comparisons

• 21,064,444,643,061,888 seconds is equal to 669,784,183 years, 2 weeks, 2 days, 44 minutes, 48 seconds.
• To count from 1 to 21,064,444,643,061,888 would take you about two billion, nine million, three hundred fifty-two thousand, five hundred forty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21064444643061888 cubic inches would be around 23014.5 feet tall.

Recreational maths with 21064444643061888

• 21064444643061888 backwards is 88816034644446012
• The number of decimal digits it has is: 17
• The sum of 21064444643061888's digits is 69
• More coming soon!